Whisk



FIG. 1 is a top, front, left-side perspective view of a whisk showing my new design;

FIG. 2 is a top, left-side perspective view thereof;

FIG. 3 is a bottom view thereof; and,

FIG. 4 is a right-side view thereof, the left-side view being a mirror image. 

The ornamental design for a whisk, as shown and described. 